*{margin: 0;padding: 0}
.top{
    margin-left: auto;
    margin-right: auto;
    text-align: center;
    height: 62px;
    background: #18BEBE url("../images/logo.png") no-repeat center;
}
.nav{
    line-height: 44px;
    height: 44px;
    background: #EFEFEF;
}
.nav-top{
    width: 1000px;
    height: 44px;
    position: relative;
    margin-left: auto;
    margin-right: auto;
}
.nav-left{
    position: absolute;
    left: 20px;
    top: 0px;
    font-size: 14px;
    color:#515151;
}
.nav-left i{
    color: #18BEBE;
}
.nav-center{
    text-align: center;
}
.nav-center a{
    margin-left: 20px;
    margin-right: 20px;
    text-decoration: none;
    font-size: 18px;
    color:#515151;
}
.nav-right{
    position: absolute;
    right: 0;
    top: 0px;
}
.nav-right span{
    font-size: 14px;
    color:#515151;
}
.container{
    margin-left: auto;
    margin-right: auto;
    width: 1000px;
}
.menu-nav{
    margin-top: 28px;
    margin-bottom: 17px;
}
.menu-nav span{
    margin-right: 6px;
    font-size: 18px;
    color:#515151;
    margin-left: 20px;
}
.menu{
    margin-left: auto;
    margin-right: auto;
    height: 170px;
    background: #EBEBEB;
    border: 1px solid #E3E3E3;
}
.menu li{
    float: left;
    list-style: none;
}
.row  a{
    text-decoration: none;
    font-size: 17px;
    color: #515151;
    margin-right: 30px;
}
.menu li:nth-child(1) a{
    color: #4FC8C9;
    margin-left: 16px;
}
.menu li a{
    border:1px solid #EBEBEB;
}
.row{
    overflow: hidden;
    margin-top: 10px;
}
.menu ul:first-child{
    margin-top: 15px;
}
.menu li a:hover{
    border: 1px solid #FFA700; 
    background:  #FFFFFF;
}
ul{
    line-height: 24px;
}
.row::after{
    content: "";
    display: table;
    clear: both;
}
.menu ul:last-child{
    margin-bottom: 20px;
}
.search{
    height: 55px;
    background: #EBEBEB;
    margin-left: auto;
    margin-right: auto;
    margin-top: 22px;
    border: 1px solid #EBEBEB;
}
.search-left{
    float: left;
    margin-left: 17px;
    margin-top: 17px;
}
.search-left span{
    font-size: 14px;
    color: #515151;
    margin-right: 5px;
}
.search-center{
    float: left;
    margin-left: 60px;
    margin-top: 11px;
    width: 250px;
    border: 1px solid #E3E3E3;
    border-radius: 30px;
    font-size: 0;
    overflow: hidden;
}
.search-center span{
    font-size: 14px;
    color: #515151;
}
.search-center input{
    width: 192px;
    height: 30px;
    border: none;
    outline: none;
}
.search-center button{
    font-size: 14px;
    width: 58px;
    height: 30px;
    border: none;
    background: #fff;
    outline: none;
}
.search-right{
    float: left;
    margin-left: 140px;
    margin-top: 17px;
}
.search-right{
    font-size: 18px;
    color: #47C6C3;
}
.content{
    width: 1000px;
    height: 700px;
    margin-left: auto;
    margin-right: auto;
    margin-top: 22px;
}
.body{
    background:#EBEBEB;
    width:240px;
    height: 340px;
    box-sizing: border-box;
    float: left;
    overflow: hidden;
    border: 1px solid #DFDFDF;
}
.body img{
    margin-top: 17px;
    margin-left: 16px;
    margin-right: 16px;
}
.body p{
    font-size: 14px;
    color: #515151;
    margin-left: 16px;
    margin-top: 1px;
}
.body p:nth-of-type(1){
    margin-top: 8px;
}
.body h4{
    color: #18BEBE;
    margin-left: 16px;
    margin-top: 10px;
}
.body:hover p{
    color: #FCBA50;
}
.body:hover h4{
    color: #FCBA50;
}
.content div:not(:nth-child(4n+4)){
    margin-right: 13.333px;
    margin-bottom: 13.333px;
}
.pagination{
    width: 1000px;
    height: 40px;
    overflow: hidden;
    
}
button{
    width: 117px;
    height: 30px;
    background: #EBEBEB;
    font-size: 16px;
    border: none;
}
.submit{
    width: 66px;
    height: 33px;
    background:#FFA700;
    color: white;
    border: none;
}
.pagination a{
    text-decoration: none;
    color: #515151;
    margin-left: 13px;
}
.pagination a:hover{
    text-decoration: underline;
    color: #FFA700;
}
.pagination a:nth-of-type(1){
    margin-left: 35px;
}
.pagination a:nth-of-type(5){
    margin-right: 37px;
}
.pagination button:nth-of-type(2){
    margin-right: 33px;    
}
.pagination input{
    height: 30px;
    width: 30px;
    border: 2px solid #515151;
    margin-left: 11px;
    margin-right: 11px;
}
.pagination span{
    margin-right: 50px;
    font-size: 17px;
}
.erweima{
    margin-left: auto;
    margin-right: auto;
    margin-top: 20px;
    margin-bottom: 37px;
}
.erweima img{
    float: left;
    border: 1px solid #D7D7D7;
    width: 84px;
    height: 84px;  
    margin-left: 17px; 
}
.erweima p{
    margin-left: 120px;
}
.erweima p:nth-of-type(1){
    font-size: 20px;
    color: #18BFC3;   
}
.erweima p:nth-of-type(2){
    font-size: 15px;
    margin-top: 12px;
    color:#515151; 
}
.erweima p:nth-of-type(3){
    font-size: 15px;
    color:#515151;
}
.nav-bottom{
    height: 222px;
    background: #515151;
}
.home-img img{
    margin-top: 28px;
    margin-left: 194px;
}
.wenben{
    margin-left: 194px;
    color: #C6C3BC;
    font-size: 14px;
    float: left;
}
.wenben>p:nth-child(1){
   font-weight: bold;
   margin-top: 14px;   
}
.wenben p:not(:nth-child(1)){
    margin-top: 5px;
}
.wenben p:nth-child(3){
    margin-bottom:32px;
}
.list-left{
    float: left;
    margin-left: 150px;
}
.list-left a,.list-center a,.list-right a{
    font-size: 12px;
    color: #C6C3BC;
    display: block;
    text-decoration: none;
    margin-top: 10px;
}
.list-center{
    margin-left: 83px;
    float: left;
}
.list-img{
    margin-left: 133px;
    margin-right: 14px;
    float: left;
}
.list-right{
    margin-right: 30px;
    float: left;
}
.line{
    margin-top: 100px;
    width: 1000px;
    margin-left: 176px;
    border: 1px solid #6F7273;
}
.foot{
    margin-left: 195px;
    margin-top: 10px;
}
.foot span{
    color:#C6C3BC;
    font-size: 10px;
}
.foot>span:nth-child(2){
    margin-left: 430px;
}